Home / 10,055.52-13,877.89-6,609.02

Finding the Fourth Proportional to 10,055.52, 13,877.89 and 6,609.02

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Solution

The fourth proportional to 10,055.52, 13,877.89 and 6,609.02 is: 9,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.52 : 13,877.89 = 6,609.02 : x
  2. Step 2: Convert to fraction form
    10,055.52/13,877.89 = 6,609.02/x
  3. Step 3: Cross multiply
    10,055.52x = 13,877.89 × 6,609.02
  4. Step 4: Simplify right side
    10,055.52x = 91,719,166.66
  5. Step 5: Solve for x
    x = 91,719,166.66/10,055.52
  6. Step 6: Final answer
    x = 9,121.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.